The efficacy of female choice in chimpanzees of the Taï Forest, Côte d’Ivoire R. M. StumpfC. Boesch Original Article 09 August 2006 Pages: 749 - 765
Selection on social traits in greater spear-nosed bats, Phyllostomus hastatus Janette Wenrick Boughman Original Article 28 June 2006 Pages: 766 - 777
Health-dependent vulnerability to predation affects escape responses of unguarded chinstrap penguin chicks J. MartínL. de NeveM. Soler Original article 21 June 2006 Pages: 778 - 784
Social parasitism by honeybee workers (Apis mellifera capensis Esch.): evidence for pheromonal resistance to host queen’s signals Vincent DietemannJochen PflugfelderRobin M. Crewe Original Article 21 June 2006 Pages: 785 - 793
Reduction of the association preference for conspecifics in cave-dwelling Atlantic mollies, Poecilia mexicana Rüdiger RieschIngo SchluppMartin Plath Original Article 29 July 2006 Pages: 794 - 802
The optimal balance of defence investment strategies in clonal colonies of social aphids Nathan PikeAndrea Manica Original Article 29 August 2006 Pages: 803 - 814
Ovariole number—a predictor of differential reproductive success among worker subfamilies in queenless honeybee (Apis mellifera L.) colonies Gustavo R. MakertRobert J. PaxtonKlaus Hartfelder Original Article 25 July 2006 Pages: 815 - 825
Immune function, dominance and mating success in drumming male wolf spiders Hygrolycosa rubrofasciata Jari J. AhtiainenRauno V. AlataloMarkus J. Rantala Original Article 22 June 2006 Pages: 826 - 832
Species-specific attraction to pheromonal analogues in orchid bees Yvonne ZimmermannDavid W. RoubikThomas Eltz Original Article 19 July 2006 Pages: 833 - 843
Proximal traits and mechanisms for biasing paternity in the red flour beetle Tribolium castaneum (Coleoptera: Tenebrionidae) Tatyana Yu FedinaSara M. Lewis Original Article 26 July 2006 Pages: 844 - 853
Reproductive success in a low skew, communal breeding mammal: the banded mongoose, Mungos mungo Jason S. Gilchrist Original Article 26 July 2006 Pages: 854 - 863
Ventilation or nest defense—parental care trade-offs in a fish with male care Maria LissåkerCharlotta Kvarnemo Original Article 25 July 2006 Pages: 864 - 873